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    <meta charset="UTF-8">
    <title>第57个CSS页面</title>
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<p style="position: fixed; left: 0px; top: -15px; border: 1px solid red; ">一些文本</p>
<p style="position: fixed; right: 0px; top: -15px; border: 1px solid green;">另一些文本</p>
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